ProofSnap Verify for ChatGPT

com.getproofsnap/proofsnap-verify

Check by manifest SHA-256, without an account, whether the ProofSnap API issued an evidence package.

client:ChatGPT transport:streamable-http tools:1

Install ProofSnap Verify in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp.getproofsnap.com/verify/mcp

Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs